Gordon and Snuffy run in the NYC Marathon

S15 E01 • Monday, Nov 21, 1983 • Nov 21

Big Bird helps Snuffleupagus train for the NYC Marathon while the Sesame Street crew cheers on Gordon. Despite Snuffy's repeated tardiness at every checkpoint, Big Bird patiently waits for his friend to finish the race, even sleeping in the park overnight. Gordon and Susan eventually return to help push their car home as thanks for Big Bird's loyalty. Sponsors: K, 2

Big Bird can't get back to sleep

S15 E02 • Tuesday, Nov 22, 1983 • Nov 22

Big Bird wakes from a nightmare and struggles to fall back asleep despite help from Maria, Susan, and the Honkers. Maria falls asleep mid-relaxation advice while Susan's bedtime stories don't help, but the Honkers' rendition of "Brahms' Lullaby" finally gets Big Bird to sleep. Sponsors: C, K, 3

Episode 1838

S15 E03 • Wednesday, Nov 23, 1983 • Nov 23

The cast sings about circles while Forgetful Jones accidentally buys basketball sneakers instead of horseshoes for Buster the Horse. Big Bird performs a poem about the letter S with kids acting out related words, though Mr. Snuffleupagus doesn't appear in time for the conclusion. Sponsors: S, W, 4

The adults explain Mr. Hooper's death to Big Bird

S15 E04 • Thursday, Nov 24, 1983 • Nov 24

When Big Bird eagerly presents drawings he made of his adult friends, he's devastated to learn that Mr. Hooper has died. The adults gently explain what death means, reassuring Big Bird that they'll help care for him and David will run the store. Big Bird tearfully says goodbye to Mr. Hooper's portrait as his friends comfort him. Sponsors: J, M, 5

Maria helps Forgetful remember things by writing them down

S15 E05 • Friday, Nov 25, 1983 • Nov 25

Maria teaches Forgetful Jones to remember by writing things down, asking him to jot down the number seven and other information. However, Forgetful ends up with piles of papers for everything he wants to remember, leaving him buried under his own notes by evening. Sponsors: G, N, 7

Oscar teaches the DBC's

S15 E06 • Monday, Nov 28, 1983 • Nov 28

Oscar proudly teaches the Grouchketeers his own "Grouch alphabet" starting with D for "dirt" and "dust." After Gordon finally delivers the promised three bags of dirt (cleverly tiny ones), Oscar reluctantly agrees to teach the correct alphabet despite being outwitted. Sponsors: D, E, 12

Episode 1842

S15 E07 • Tuesday, Nov 29, 1983 • Nov 29

Big Bird leads imaginary elephants into a pretend closet to teach addition while confusing Luis. Oscar demonstrates that objects don't need to be in one place to count correctly, then gets annoyed at teaching something nice. Sponsors: P, T, 8

Big Bird's toys

S15 E08 • Wednesday, Nov 30, 1983 • Nov 30

Forgetful Jones plays cymbals off-cue during "Pop Goes the Weasel" until he gets the timing right. The group examines autographs on casts and learns that worms are invertebrates, while Big Bird teaches others to put toys away. Sponsors: T, X, 11

Episode 1844

S15 E09 • Thursday, Dec 1, 1983 • Dec 1

Big Bird finds a "Se Habla Español" sign blown by the wind to a tree and tries mailing it to Puerto Rico. Oscar demonstrates subtraction with bowling balls while Forgetful Jones discusses the word "love" with Clementine. Sponsors: W, Z, 10

Dr. Nobel Price \"discovers\" the law of gravity

S15 E10 • Friday, Dec 2, 1983 • Dec 2

Gilbert and Sullivan sing "The Letter B" while Oscar plans a vacation with predictably Grouch packing. Dr. Nobel Price drops his teddy bear repeatedly and declares he's discovered gravity, ignoring Olivia's attempts to explain it. Sponsors: B, L, 9

Barkley's bath

S15 E11 • Monday, Dec 5, 1983 • Dec 5

The gang prepares a bath for Barkley using an inflatable pool and increasing amounts of water. When Snuffleupagus arrives thirsty and drinks the entire tub, nobody believes Big Bird's story until later when they finally bathe and dry off the dog. Sponsors: D, J, 12

Oscar's eclipse party

S15 E12 • Tuesday, Dec 6, 1983 • Dec 6

Oscar throws an eclipse party with his Grouch telescope while Telly panics about the moon disappearing and prepares with a protective outfit. Maria scolds Oscar for tricking Telly, allowing him to yell at the Grouch before they reconcile. Sponsors: D, H, 2

Dr. Nobel Price invents a puzzle

S15 E13 • Wednesday, Dec 7, 1983 • Dec 7

Oscar hosts Monster on the Spot radio while dismissing various sounds until Telly's complaining becomes "beautiful." When Dr. Nobel Price accidentally breaks his picture, he invents a puzzle by putting the pieces together with Olivia's help. Sponsors: H, Q, 3

Episode 1849

S15 E14 • Thursday, Dec 8, 1983 • Dec 8

Oscar runs a dog training school teaching dogs to disobey him, adding "don't" to commands when his initial approach fails. Snuffleupagus confirms his reality while Gordon unknowingly plays a duet with Snuffy thinking it's Big Bird. Sponsors: Q, V, 4

Max Monster's broken wagon

S15 E15 • Friday, Dec 9, 1983 • Dec 9

Bob and Oscar quarrel over the letter Q while Big Bird teaches about cooperation. Max brings his broken wagon to be fixed, refusing to replace it despite being missing every part except the handle. Sponsors: Q, R, 4

Episode 1851

S15 E16 • Monday, Dec 12, 1983 • Dec 12

The gang participates in various educational activities exploring letters, numbers, and skills together. Sponsors: F, O, 6

Episode 1852

S15 E17 • Tuesday, Dec 13, 1983 • Dec 13

Short educational segments teach letters, numbers, and social skills through character interactions. Sponsors: P, R, 7

Gladys needs a new cowbell

S15 E18 • Wednesday, Dec 14, 1983 • Dec 14

Gladys the Grouch cow needs a new cowbell, and the Sesame Street community helps her find or create a replacement for her beloved noisemaker. Sponsors: R, Z, 8

Snuffy is sick

S15 E19 • Thursday, Dec 15, 1983 • Dec 15

Snuffleupagus becomes ill and Big Bird cares for him while friends visit to check on his condition and offer support during his recovery. Sponsors: O, U, 9

Episode 1855

S15 E20 • Friday, Dec 16, 1983 • Dec 16

Characters engage in educational segments and interactive activities exploring various learning topics. Sponsors: M, T, 9

Polly Darton visits

S15 E21 • Monday, Dec 19, 1983 • Dec 19

Country music star Polly Darton visits Sesame Street, performing songs and spending time with the characters in musical celebration. Sponsors: A, X, 11

Rhyming for Reasons

S15 E22 • Tuesday, Dec 20, 1983 • Dec 20

Big Bird and friends explore rhyming words and their creative uses in stories, songs, and games throughout the episode. Sponsors: A, E, 12

Captain Vegetable comes to Sesame Street

S15 E23 • Wednesday, Dec 21, 1983 • Dec 21

Captain Vegetable arrives to teach the characters about healthy vegetables and the importance of proper nutrition. Sponsors: C, Y, 2

Bernie, a piano tuner, tunes Oscar's piano; Olivia dates with Bernie

S15 E24 • Thursday, Dec 22, 1983 • Dec 22

Piano tuner Bernie arrives to fix Oscar's instrument but develops a connection with Olivia instead, exploring themes of unexpected romance. Sponsors: L, Y, 3

Episode 1860

S15 E25 • Friday, Dec 23, 1983 • Dec 23

The cast engages in educational activities exploring letters, numbers, and social-emotional learning concepts. Sponsors: E, S, 4

Telly meets Mr. Snuffleupagus

S15 E26 • Monday, Dec 26, 1983 • Dec 26

Telly Monster meets Snuffleupagus for the first time and reacts with his characteristic nervousness to the large, unusual creature. Sponsors: I, U, 5

Teaching a baby Honker the alphabet

S15 E27 • Tuesday, Dec 27, 1983 • Dec 27

The Sesame Street gang teaches a young baby Honker the alphabet letters in a mentorship focused on early learning. Sponsors: C, I, 6

Episode 1863

S15 E28 • Wednesday, Dec 28, 1983 • Dec 28

Characters participate in educational segments and interactive learning throughout the episode. Sponsors: C, D, 11

Forgetful Jones tends Hooper's Store

S15 E29 • Thursday, Dec 29, 1983 • Dec 29

Forgetful Jones attempts to run Hooper's Store but keeps forgetting customer orders and cash register procedures, creating humorous situations. Sponsors: D, P, 12

Telly's broken kite / Luis's picture

S15 E30 • Friday, Dec 30, 1983 • Dec 30

Telly struggles with a broken kite while Luis works on a picture, with both characters learning about problem-solving and cooperation. Sponsors: B, K, 2

Oscar's ice cream stand

S15 E31 • Monday, Jan 2, 1984 • Jan 2

Oscar opens an ice cream stand serving only disgusting Grouch-style flavors from his trash can. Customers seeking regular ice cream create comedic interactions. Sponsors: G, S, 9

Episode 1867

S15 E32 • Tuesday, Jan 3, 1984 • Jan 3

The characters engage in various educational and entertainment activities throughout the episode. Sponsors: L, W, 7

Linda's first day at the library

S15 E33 • Wednesday, Jan 4, 1984 • Jan 4

Linda starts her first day as a librarian and learns how to help patrons, organize books, and share her love of reading with visitors. Sponsors: J, S, 8

A day at the library

S15 E34 • Thursday, Jan 5, 1984 • Jan 5

The Sesame Street gang visits the library, exploring how books are organized and discovering how librarians help people find information. Sponsors: G, W, 10

Episode 1870

S15 E35 • Friday, Jan 6, 1984 • Jan 6

Educational segments cover letters, numbers, and social skills through character interactions. Sponsors: P, R, 11

Episode 1871

S15 E36 • Monday, Jan 9, 1984 • Jan 9

Multiple scenes feature music, games, and interactive learning with character participation. Sponsors: B, H, 11

Episode 1872

S15 E37 • Tuesday, Jan 10, 1984 • Jan 10

Short educational segments focus on letters and numbers throughout the episode. Sponsors: A, H, 3

Episode 1873

S15 E38 • Wednesday, Jan 11, 1984 • Jan 11

Various scenes explore educational content and character interactions through learning activities. Sponsors: F, V, 5

Episode 1874

S15 E39 • Thursday, Jan 12, 1984 • Jan 12

The cast participates in educational activities covering typical Sesame Street learning themes. Sponsors: O, P, 2

Big Bird, Grundgetta, and Gordon go to the department store

S15 E40 • Friday, Jan 13, 1984 • Jan 13

Big Bird, Grundgetta, and Gordon explore a department store, learning how different sections are organized and how to find what they need. Sponsors: K, T, 8

Episode 1876

S15 E41 • Unknown • Unknown

Unreleased

Oscar hosts a mystery number game show with a viewer guessing challenge, while a young Honker offers to lend Big Bird their grandmother. Sponsors: A, E, 6

Episode 1877

S15 E42 • Tuesday, Jan 17, 1984 • Jan 17

Big Bird tries to get help for his stubbed toe but finds adults too distracted to listen properly. He demonstrates his imaginary telephone game with Gordon. Sponsors: T, X, 7

Episode 1878

S15 E43 • Wednesday, Jan 18, 1984 • Jan 18

David, Luis, and Linda each demonstrate different ways to count backwards from 10, celebrating multiple languages and forms of expression. Sponsors: U, Z, 12

Oscar writes a play about trash

S15 E44 • Thursday, Jan 19, 1984 • Jan 19

Oscar writes and stages "The Romance of Trash" featuring Grouches singing about garbage and dirt. Telly lands a small role and rehearses playing waste paper. Sponsors: F, M, 8

Oscar and the butterfly

S15 E45 • Friday, Jan 20, 1984 • Jan 20

A butterfly lands on Oscar and he struggles to remove it without harming the beautiful insect. Telly initially refuses to help as revenge but eventually apologizes. Sponsors: J, N, 5

Oscar takes temporary residence at David's

S15 E46 • Monday, Jan 23, 1984 • Jan 23

When construction forces Oscar from his trash can, he moves in with David, creating chaos with his Grouch pets and meals. He eventually returns to his beloved can. Sponsors: A, I, 12

Telly and the fire bell

S15 E47 • Tuesday, Jan 24, 1984 • Jan 24

Telly learns about the fire bell's purpose and tries to ring it for a fire drill practice. Multiple interruptions prevent him from surprising Big Bird with the alarm. Sponsors: L, O, 4

Timi works for WORM-TV

S15 E48 • Wednesday, Jan 25, 1984 • Jan 25

Timi arrives to work as a sign language translator on Oscar's WORM-TV show. Linda helps her prepare with a Grouch makeover as Oscar attempts to serenade her. Sponsors: L, Z, 8

Timi signs another day of WORM-TV programming

S15 E49 • Thursday, Jan 26, 1984 • Jan 26

Timi translates WORM-TV's Grouch fairy tale version of "Goldilocks and the Three Grouches" while dealing with hazardous weather effects during broadcasts. Sponsors: C, Z, 9

Visting Grandma Grace's farm

S15 E50 • Friday, Jan 27, 1984 • Jan 27

Maria, David, Big Bird, and the kids visit Grandma Grace's farm while Oscar discovers joy in its mess. They milk goats, eat fresh cider, and Oscar meets a chicken. Sponsors: C, S, 4